Special Instructions

Method Name

Reporting Name

Specimen Type

Advisory Information

This test is not
appropriate for the diagnosis of galactosemia. For diagnosis, see
GCT / Galactosemia Reflex, Blood.

This test is not
appropriate for monitoring of galactosemia. For monitoring, see
GAL1P / Galactose-1-Phosphate (Gal-1-P), Erythrocytes.

Specimen Required

Supplies: Aliquot Tube, 5 mL (T465)

Collection Container/Tube: Clean, plastic urine
collection container

Submission Container/Tube: Plastic, 5-mL tube (T465)

Specimen Volume: 1 mL

Collection
Instructions: Collect a random urine specimen.

Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type

Temperature

Time

Urine

Frozen (preferred)

365 days

Ambient

20 days

Refrigerated

20 days

Reference Values

<30 mg/dL

Day(s) and Time(s) Performed

Varies

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

82760

LOINC Code Information

Test ID

Test Order Name

Order LOINC Value

GALU

Galactose, QN, U

2310-1

Result ID

Test Result Name

Result LOINC Value

8765

Galactose, QN, U

2310-1

Test Classification

This test was developed and its performance characteristics
determined by Mayo Clinic in a manner consistent with CLIA
requirements. This test has not been cleared or approved by the
U.S. Food and Drug Administration.

Testing Algorithm

This test is not appropriate for the diagnosis or monitoring of
galactosemia. For diagnosis, see GCT / Galactosemia Reflex, Blood.
For monitoring, see GAL1P / Galactose-1-Phosphate (Gal-1-P),
Erythrocytes.